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drm/amdgpu: introduce runtime pm mode

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It can benefit code consistency in future.

Suggested-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Guchun Chen 2022-07-14 15:32:51 +08:00 • committed by Alex Deucher
parent 2d04559e06
commit 50fe04d46a
2 changed files with 14 additions and 1 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
View file

@ -161,10 +161,12 @@ int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags)
if (amdgpu_device_supports_px(dev) &&
(amdgpu_runtime_pm != 0)) { /* enable runpm by default for atpx */
adev->runpm = true;
adev->pm.rpm_mode = AMDGPU_RUNPM_PX;
dev_info(adev->dev, "Using ATPX for runtime pm\n");
} else if (amdgpu_device_supports_boco(dev) &&
(amdgpu_runtime_pm != 0)) { /* enable runpm by default for boco */
adev->runpm = true;
adev->pm.rpm_mode = AMDGPU_RUNPM_BOCO;
dev_info(adev->dev, "Using BOCO for runtime pm\n");
} else if (amdgpu_device_supports_baco(dev) &&
(amdgpu_runtime_pm != 0)) {
@ -188,8 +190,10 @@ int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags)
amdgpu_runtime_pm_quirk(adev);
if (adev->runpm)
if (adev->runpm) {
adev->pm.rpm_mode = AMDGPU_RUNPM_BACO;
dev_info(adev->dev, "Using BACO for runtime pm\n");
}
}
/* Call ACPI methods: require modeset init

9
drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
View file

@ -45,6 +45,13 @@ enum amdgpu_int_thermal_type {
THERMAL_TYPE_KV,
};
enum amdgpu_runpm_mode {
AMDGPU_RUNPM_NONE,
AMDGPU_RUNPM_PX,
AMDGPU_RUNPM_BOCO,
AMDGPU_RUNPM_BACO,
};
struct amdgpu_ps {
u32 caps; /* vbios flags */
u32 class; /* vbios flags */
@ -355,6 +362,8 @@ struct amdgpu_pm {
struct amdgpu_ctx *stable_pstate_ctx;
struct config_table_setting config_table;
/* runtime mode */
enum amdgpu_runpm_mode rpm_mode;
};
int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor,